August weather forecast
Rockville Centre, NY

Weather in August

The last month of the summer, August, is also a moderately hot month in Rockville Centre, New York, with an average temperature varying between 71.8°F (22.1°C) and 78.4°F (25.8°C).

Temperature

In Rockville Centre, the average high-temperature in August is relatively the same as in July - a still warm 78.4°F (25.8°C). In Rockville Centre, in August, the average low-temperature is 71.8°F (22.1°C).

Humidity

In Rockville Centre, the average relative humidity in August is 73%.

Rainfall

In Rockville Centre, it is raining for 16.2 days, with typically 3.86" (98mm) of accumulated precipitation. Throughout the year, there are 159.2 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 5:51 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:29 pm EDT.

Sunshine

In Rockville Centre, the average sunshine in August is 10.6h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Rockville Centre?

In August, in Rockville Centre, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 71.8°F (22.1°C).

What is the average humidity in August in Rockville Centre?

In Rockville Centre, the average relative humidity in August is 73%.

How much does it rain in Rockville Centre in August?

In Rockville Centre, New York, during August, the rain falls for 16.2 days and regularly aggregates up to 3.86" (98mm) of precipitation.

When it does not snow in Rockville Centre?

May through September are months without snowfall in Rockville Centre.

How many hours of daylight does Rockville Centre have in August?

The average day length in August in Rockville Centre is 13h and 44min.

When is the sunrise / sunset in August in Rockville Centre?

On the first day of August in Rockville Centre, New York, sunrise is at 5:51 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:29 pm EDT.

How long on average sun shines in August in Rockville Centre?

In August, the average sunshine duration is 10.6h.

What are the months with the highest UV index in Rockville Centre?

The months with the highest UV index in Rockville Centre are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Rockville Centre?

The average daily maximum UV index in August in Rockville Centre, New York, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Rockville Centre, NY

Average temperature in August - Rockville Centre, NY
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 71.8°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in August
Rockville Centre, NY

Average pressure in August - Rockville Centre, NY
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Rockville Centre, NY

Average wind speed in August - Rockville Centre, NY
  • Average wind speed in August: 9.1mph

The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).

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Average humidity in August
Rockville Centre, NY

Average humidity in August - Rockville Centre, NY
  • Average humidity in August: 73%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in August
Rockville Centre, NY

Average rainfall in August - Rockville Centre, NY
  • Average rainfall in August: 3.86"

The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in August
Rockville Centre, NY

Average rainfall days in August - Rockville Centre, NY
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in August
Rockville Centre, NY

Average snowfall in August - Rockville Centre, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Rockville Centre, NY

Average snowfall days in August - Rockville Centre, NY
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Rockville Centre, NY

Average daylight in August / Average sunshine in August - Rockville Centre, NY
  • Average daylight in August: 13h and 44min

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 19min).

  • Average sunshine in August: 10h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Rockville Centre, NY

Average sunshine days in August - Rockville Centre, NY
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).

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Average UV index in August
Rockville Centre, NY

Average UV index in August - Rockville Centre, NY
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).

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Average cloud cover in August
Rockville Centre, NY

Average cloud cover in August - Rockville Centre, NY
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Rockville Centre, NY

Average visibility in August - Rockville Centre, NY
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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